ul {
    list-style-type: none;
    margin: 0;
    padding: 0;
    height: 46px;
    background-color: #333;
}
li {
    float: left;
}
li a {
    display: block;
    transition: color .30s;
    color: rgba(255, 255, 255, .55);
    text-align: center;
    padding: 14px 16px;
    text-decoration: none;
}
li a:hover {
    color: rgba(255, 255, 255, .75);
}
.dropbtn {
    transition: color .30s;
    color: rgba(255, 255, 255, .55);
    text-align: center;
    padding: 14px 16px;
    text-decoration: none;
}

li.dropdown {
    position: relative;
    display: inline-block;
    float: right;
    min-width: 80px;
}

.dropdown-content {
    position: absolute;
    min-width: 160px;
    background-color: #333;
    box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.2);
    right: 0;
    height: 0;
    transition:height 0.5s;
    overflow: hidden;
}

.dropdown-content a {
    color: black;
    padding: 12px 16px;
    text-decoration: none;
    display: block;
}

li.dropdown:hover .dropdown-content {
    height: 90px;
}
table#upload{
    width: 100%;
    border-collapse: collapse;
    border: 1px solid black;
}
table#upload td,table#upload th{
    text-align: center;
}
table#upload th{
    height: 30px;
    border-bottom: 1px solid black;
}
table#upload td{
    padding: 5px;
}
